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Finding the Fourth Proportional to 504,495.50, 696,205.23 and 275,055.26

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Solution

The fourth proportional to 504,495.50, 696,205.23 and 275,055.26 is: 379,577.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,495.50 : 696,205.23 = 275,055.26 : x
  2. Step 2: Convert to fraction form
    504,495.50/696,205.23 = 275,055.26/x
  3. Step 3: Cross multiply
    504,495.50x = 696,205.23 × 275,055.26
  4. Step 4: Simplify right side
    504,495.50x = 191,494,910,551.01
  5. Step 5: Solve for x
    x = 191,494,910,551.01/504,495.50
  6. Step 6: Final answer
    x = 379,577.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.